Loudspeaker
US11644692B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 9, 2021 |
| Grant date | May 9, 2023 |
| Priority date | — |
| Expiry date | May 10, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K2201/05
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present disclosure relates to a loudspeaker. The loudspeaker may include an earphone core, an auxiliary function module, and a flexible circuit board. The earphone core may be configured to convert an electric signal into a vibration signal. The auxiliary function module may be configured to receive an auxiliary signal and execute an auxiliary function. The flexible circuit board may be configured to electrically connect to an audio signal wire and an auxiliary signal wire of an external control circuit, and electrically connect the audio signal wire and the auxiliary signal wire with the earphone core and the auxiliary function module via the flexible circuit board, respectively. The loudspeaker in the present disclosure may simplify the wire routing and improve sound quality.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.